Projects

CSEMP assessment of benzo[a]pyrene in sediment at Hunterston (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1148.02149.22-71.01142.02
linear2150.01152.30-71.00142.010.008 10.9298
smooth (df = 2)3150.71154.55-70.35140.711.303 10.2537
smooth (df = 3)4150.21156.21-69.11138.212.493 10.1143
smooth (df = 4)5150.83159.74-68.42136.831.383 10.2396

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020185.0435.0670.024790.281590.0880.9309
last 20 years200020185.0435.0670.024790.281590.0880.9309

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC158.7 30.0-1.6661 0.1496-11.1371.0000
ERL158.7430.0 0.9965 0.1496 6.661<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  benzo[a]pyrene in sediment at Hunterston (Clyde)


Raw data with assessment

Raw data with assessment of  benzo[a]pyrene in sediment at Hunterston (Clyde)


Assessment plot

Assessment plot for  benzo[a]pyrene in sediment at Hunterston (Clyde)


PAH (parent) data

PAH (parent) data for assessment of  benzo[a]pyrene in sediment at Hunterston (Clyde)


PAH (parent) assessment

PAH (parent) assessment of  benzo[a]pyrene in sediment at Hunterston (Clyde)


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